1. I am definitely sure that the most suitable option is: North America’s unpredictable weather patterns prevented American Indians from developing agriculture. It can be proved by the demise <span>of the Anasazi culture because of drought.
4. I think the main difference between Aztec/Inca civilization and American Indian civilizations was that the Aztecs and Incas were generally larger and more politically intricate. They had their own system of writing and advanced calendar.
5. I am completely sure that the main difference between those Indians was that the American Indian tribes living in the northeastern parts of the modern United States created permanent agricultural villages. While the others were nomadic tribes and made war with other Indians.
6. As far as I remember a major motivation behind the European explorations of the 15th century were: </span><span>Competition between monarchs over access to Asian resources. The main goal of these explorations were to find a new sea route to Asia because the main countries in Europe were relatively poor and they needed the access to new source of goods.
7. The option which</span> best describes the forced labor practices used by Spanish colonists in the Americas as part of the encomienda system is: <span>Spanish missionaries required all non-Christians to serve as temporary slaves until they converted.
8. If my memory serves me well, t</span>he first transatlantic interactions produced a<span>n increase in the use of African slave labor. It was the best example of the forced migration.</span>
